Rubber formulation and process for preparing same

Details Rubber formulation and process for preparing same Rubber formulation and process for preparing same

1993-02-17

1995-07-11

Michl, Paul R.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524188, 524262, 524264, 524521, 525100, 525101, C08L 8300

Patent

active

054322260

ABSTRACT:
A rubber formulation including (a) a hydrogenated nitrile rubber, (b) an organopolysiloxane, (c) a cross-linking controller selected from (i) an ester or polyester of acrylic or methacrylic acid with a polyhydric alcohol, (ii) an amide or polyamide of acrylic or methacrylic acid with a polyamine, (iii) an alkoxysilane having a C.dbd.C double bond, an amino group or a mercapto group and (iv) triallyl isocyanate, (d) an optional filler, and (e) a peroxide crosslinking agent. The rubber formulation is prepared by mixing together (a') a hydrogenated nitrile rubber composition having added therein an optional filler, (b') an organopolysiloxane composition having added therein an optional filler, and (c) the crosslinking controller, and thereafter adding (e) the peroxide crosslinking agent.

REFERENCES:
patent: 4992512 (1991-02-01), Ward et al.
patent: 5051480 (1991-09-01), Coran

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